Rfid 13.56mhz Anti-metal Nfc Tag Stickers Cloneable Uid 1k S50 Access Control. SZGHRC UID Anti-Metal Tag Experience Advanced Versatility with the SZGHRC UID Anti-Metal Tag, Designed for Seamless Integration with Standard IC Card Systems. This Tag Operates on a Frequency of 13.56MHz and Allows for Customizable UID Programming. Compatible with Mifare 1K S50 Standards, You Can Reprogram the Sector 0 Block Zero, Which Serves As the Serial Number/Manufacturers Block. Its Durable PVC Material Ensures Longevity, and Its Anti-metal Characteristic Makes It Perfect for Varied Environments. Key Features: - Frequency: Operates at 13.56MHz for Smooth Communication. - Material: Crafted from Durable PVC. - Diameter: Compact Size of 30mm for Easy Application. - Programmability: Customizable UID with Modifiable Block 0. - Compatibility: Supports Mifare 1K S50 Standards. - Certification: CE and RoHS Certified for Quality Assurance. - Note: Not Compatible with Android MCT Applications. Unlock the Flexibility of UID Modification with SZGHRC UID Anti-Metal Tags and Enhance Your Security Solutions Effortlessly..